General

  • Target

    ba4e6a37a573d52c8662858559fc0ce0b99156bbbb56b44762912243c4abe39c.exe

  • Size

    13.5MB

  • Sample

    241123-pk1yba1lbp

  • MD5

    d10e66a249b3d6e9523b2ef377a732e0

  • SHA1

    bbebd8b6af0275d16f7613451665f9e749bcec45

  • SHA256

    ba4e6a37a573d52c8662858559fc0ce0b99156bbbb56b44762912243c4abe39c

  • SHA512

    df255294220063308eb1155cd5f8a299f8e3f64084aa0d66178f69bf1ebe6245a861c6070a9fdeda4ab75a9870bfde4b8745c56ddd638197925b892556ff3ea2

  • SSDEEP

    6144:NpQ6t5O5aSeJhB5Cnyt+dg/KRJC8jbPzxRL2RjZyjSIQf4GFx:Nm6+8Rhqnycdg/SljbbxRL+Z6Sr7Fx

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      ba4e6a37a573d52c8662858559fc0ce0b99156bbbb56b44762912243c4abe39c.exe

    • Size

      13.5MB

    • MD5

      d10e66a249b3d6e9523b2ef377a732e0

    • SHA1

      bbebd8b6af0275d16f7613451665f9e749bcec45

    • SHA256

      ba4e6a37a573d52c8662858559fc0ce0b99156bbbb56b44762912243c4abe39c

    • SHA512

      df255294220063308eb1155cd5f8a299f8e3f64084aa0d66178f69bf1ebe6245a861c6070a9fdeda4ab75a9870bfde4b8745c56ddd638197925b892556ff3ea2

    • SSDEEP

      6144:NpQ6t5O5aSeJhB5Cnyt+dg/KRJC8jbPzxRL2RjZyjSIQf4GFx:Nm6+8Rhqnycdg/SljbbxRL+Z6Sr7Fx

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks